Fix clone command to pass the expected destination directory

Author: jonas

README.md

@@ -18,7 +18,7 @@ Building this tool require building LLVM and Clang. This can take hours. Please
 
 * Follow the [building instructions](http://clang.llvm.org/docs/LibASTMatchersTutorial.html#step-0-obtaining-clang) for Clang (Only step 0)
 * Go to `llvm/tools/clang/tools/extra`
-* Clone this repository `git clone https://github.com/mrRosset/scalaBindgen.git`
+* Clone this repository `git clone https://github.com/mrRosset/scala-native-bindgen scala-bindgen`
 * Add `add_subdirectory(scala-bindgen)` to the CMakeLists.txt in the extra folder
 * Re-run the llvm/clang compilation